@misc{indiciae68b04fe7b49f,
  title = {Relative Navigation In Elliptical Orbits Using An Iterative Nonlinear Filter},
  author = {Garrison, James L. and Axelrad, Penina},
  year = {1997},
  url = {https://ntrs.nasa.gov/citations/20040110662},
  note = {Source identifier: 20040110662}
}